diff options
Diffstat (limited to 'main/reentrancy.c')
| -rw-r--r-- | main/reentrancy.c | 504 |
1 files changed, 0 insertions, 504 deletions
diff --git a/main/reentrancy.c b/main/reentrancy.c deleted file mode 100644 index a63980cbdb..0000000000 --- a/main/reentrancy.c +++ /dev/null @@ -1,504 +0,0 @@ -/* - +----------------------------------------------------------------------+ - | PHP Version 4 | - +----------------------------------------------------------------------+ - | Copyright (c) 1997-2003 The PHP Group | - +----------------------------------------------------------------------+ - | This source file is subject to version 3.0 of the PHP license, | - | that is bundled with this package in the file LICENSE, and is | - | available through the world-wide-web at the following url: | - | http://www.php.net/license/3_0.txt. | - | If you did not receive a copy of the PHP license and are unable to | - | obtain it through the world-wide-web, please send a note to | - | license@php.net so we can mail you a copy immediately. | - +----------------------------------------------------------------------+ - | Author: Sascha Schumann <sascha@schumann.cx> | - +----------------------------------------------------------------------+ - */ - -/* $Id$ */ - -#include <sys/types.h> -#include <string.h> -#include <errno.h> -#ifdef HAVE_DIRENT_H -#include <dirent.h> -#endif - -#ifdef PHP_WIN32 -#include "win32/readdir.h" -#endif - -#if defined(NETWARE) && !(NEW_LIBC) -/*#include <ws2nlm.h>*/ -#include <sys/socket.h> -#endif - -#include "php_reentrancy.h" -#include "ext/standard/php_rand.h" /* for RAND_MAX */ - -enum { - LOCALTIME_R, - CTIME_R, - ASCTIME_R, - GMTIME_R, - READDIR_R, - NUMBER_OF_LOCKS -}; - -#if defined(PHP_NEED_REENTRANCY) - -#include <TSRM.h> - -static MUTEX_T reentrant_locks[NUMBER_OF_LOCKS]; - -#define local_lock(x) tsrm_mutex_lock(reentrant_locks[x]) -#define local_unlock(x) tsrm_mutex_unlock(reentrant_locks[x]) - -#else - -#define local_lock(x) -#define local_unlock(x) - -#endif - -#if defined(PHP_IRIX_TIME_R) - -#define HAVE_CTIME_R 1 -#define HAVE_ASCTIME_R 1 - -PHPAPI char *php_ctime_r(const time_t *clock, char *buf) -{ - if (ctime_r(clock, buf, 26) == buf) - return (buf); - return (NULL); -} - -PHPAPI char *php_asctime_r(const struct tm *tm, char *buf) -{ - if (asctime_r(tm, buf, 26) == buf) - return (buf); - return (NULL); -} - -#endif - -#if defined(PHP_HPUX_TIME_R) - -#define HAVE_LOCALTIME_R 1 -#define HAVE_CTIME_R 1 -#define HAVE_ASCTIME_R 1 -#define HAVE_GMTIME_R 1 - -PHPAPI struct tm *php_localtime_r(const time_t *const timep, struct tm *p_tm) -{ - if (localtime_r(timep, p_tm) == 0) - return (p_tm); - return (NULL); -} - -PHPAPI char *php_ctime_r(const time_t *clock, char *buf) -{ - if (ctime_r(clock, buf, 26) != -1) - return (buf); - return (NULL); -} - -PHPAPI char *php_asctime_r(const struct tm *tm, char *buf) -{ - if (asctime_r(tm, buf, 26) != -1) - return (buf); - return (NULL); -} - -PHPAPI struct tm *php_gmtime_r(const time_t *const timep, struct tm *p_tm) -{ - if (gmtime_r(timep, p_tm) == 0) - return (p_tm); - return (NULL); -} - -#endif - -#if defined(NETWARE) -/* - Re-entrant versions of functions seem to be better for loading NLMs in different address space. - Since we have them now in LibC, we might as well make use of them. -*/ - -#define HAVE_LOCALTIME_R 1 -#define HAVE_CTIME_R 1 -#define HAVE_ASCTIME_R 1 -#define HAVE_GMTIME_R 1 - -PHPAPI struct tm *php_localtime_r(const time_t *const timep, struct tm *p_tm) -{ - /* Modified according to LibC definition */ - if (localtime_r(timep, p_tm) != NULL) - return (p_tm); - return (NULL); -} - -PHPAPI char *php_ctime_r(const time_t *clock, char *buf) -{ - /* Modified according to LibC definition */ - if (ctime_r(clock, buf) != NULL) - return (buf); - return (NULL); -} - -PHPAPI char *php_asctime_r(const struct tm *tm, char *buf) -{ - /* Modified according to LibC definition */ - if (asctime_r(tm, buf) != NULL) - return (buf); - return (NULL); -} - -PHPAPI struct tm *php_gmtime_r(const time_t *const timep, struct tm *p_tm) -{ - /* Modified according to LibC definition */ - if (gmtime_r(timep, p_tm) != NULL) - return (p_tm); - return (NULL); -} - -#endif /* NETWARE */ - -#if defined(__BEOS__) - -PHPAPI struct tm *php_gmtime_r(const time_t *const timep, struct tm *p_tm) -{ - /* Modified according to LibC definition */ - if (((struct tm*)gmtime_r(timep, p_tm)) == p_tm) - return (p_tm); - return (NULL); -} - -#endif /* BEOS */ - -#if !defined(HAVE_POSIX_READDIR_R) - -PHPAPI int php_readdir_r(DIR *dirp, struct dirent *entry, - struct dirent **result) -{ -#if defined(HAVE_OLD_READDIR_R) - int ret = 0; - - /* We cannot rely on the return value of readdir_r - as it differs between various platforms - (HPUX returns 0 on success whereas Solaris returns non-zero) - */ - entry->d_name[0] = '\0'; - readdir_r(dirp, entry); - - if (entry->d_name[0] == '\0') { - *result = NULL; - ret = errno; - } else { - *result = entry; - } - return ret; -#else - struct dirent *ptr; - int ret = 0; - - local_lock(READDIR_R); - - errno = 0; - - ptr = readdir(dirp); - - if (!ptr && errno != 0) - ret = errno; - - if (ptr) - memcpy(entry, ptr, sizeof(*ptr)); - - *result = ptr; - - local_unlock(READDIR_R); - - return ret; -#endif -} - -#endif - -#if !defined(HAVE_LOCALTIME_R) && defined(HAVE_LOCALTIME) - -PHPAPI struct tm *php_localtime_r(const time_t *const timep, struct tm *p_tm) -{ - struct tm *tmp; - - local_lock(LOCALTIME_R); - - tmp = localtime(timep); - if (tmp) { - memcpy(p_tm, tmp, sizeof(struct tm)); - tmp = p_tm; - } - - local_unlock(LOCALTIME_R); - - return tmp; -} - -#endif - -#if !defined(HAVE_CTIME_R) && defined(HAVE_CTIME) - -PHPAPI char *php_ctime_r(const time_t *clock, char *buf) -{ - char *tmp; - - local_lock(CTIME_R); - - tmp = ctime(clock); - strcpy(buf, tmp); - - local_unlock(CTIME_R); - - return buf; -} - -#endif - -#if !defined(HAVE_ASCTIME_R) && defined(HAVE_ASCTIME) - -PHPAPI char *php_asctime_r(const struct tm *tm, char *buf) -{ - char *tmp; - - local_lock(ASCTIME_R); - - tmp = asctime(tm); - strcpy(buf, tmp); - - local_unlock(ASCTIME_R); - - return buf; -} - -#endif - -#if !defined(HAVE_GMTIME_R) && defined(HAVE_GMTIME) - -PHPAPI struct tm *php_gmtime_r(const time_t *const timep, struct tm *p_tm) -{ - struct tm *tmp; - - local_lock(GMTIME_R); - - tmp = gmtime(timep); - if (tmp) { - memcpy(p_tm, tmp, sizeof(struct tm)); - tmp = p_tm; - } - - local_unlock(GMTIME_R); - - return tmp; -} - -#endif - -#if defined(PHP_NEED_REENTRANCY) - -void reentrancy_startup(void) -{ - int i; - - for (i = 0; i < NUMBER_OF_LOCKS; i++) { - reentrant_locks[i] = tsrm_mutex_alloc(); - } -} - -void reentrancy_shutdown(void) -{ - int i; - - for (i = 0; i < NUMBER_OF_LOCKS; i++) { - tsrm_mutex_free(reentrant_locks[i]); - } -} - -#endif - -#ifndef HAVE_RAND_R - -/*- - * Copyright (c) 1990, 1993 - * The Regents of the University of California. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by the University of - * California, Berkeley and its contributors. - * 4. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - * Posix rand_r function added May 1999 by Wes Peters <wes@softweyr.com>. - */ - -#include <sys/types.h> -#include <stdlib.h> - -static int -do_rand(unsigned long *ctx) -{ - return ((*ctx = *ctx * 1103515245 + 12345) % ((u_long)RAND_MAX + 1)); -} - - -PHPAPI int -php_rand_r(unsigned int *ctx) -{ - u_long val = (u_long) *ctx; - *ctx = do_rand(&val); - return (int) *ctx; -} - -#endif - - -#ifndef HAVE_STRTOK_R - -/* - * Copyright (c) 1998 Softweyr LLC. All rights reserved. - * - * strtok_r, from Berkeley strtok - * Oct 13, 1998 by Wes Peters <wes@softweyr.com> - * - * Copyright (c) 1988, 1993 - * The Regents of the University of California. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notices, this list of conditions and the following disclaimer. - * - * 2. Redistributions in binary form must reproduce the above copyright - * notices, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * - * This product includes software developed by Softweyr LLC, the - * University of California, Berkeley, and its contributors. - * - * 4. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY SOFTWEYR LLC, THE REGENTS AND CONTRIBUTORS - * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A - * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL SOFTWEYR LLC, THE - * REGENTS, OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED - * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR - * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF - * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING - * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS - * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#include <stddef.h> - -PHPAPI char * -php_strtok_r(char *s, const char *delim, char **last) -{ - char *spanp; - int c, sc; - char *tok; - - if (s == NULL && (s = *last) == NULL) - { - return NULL; - } - - /* - * Skip (span) leading delimiters (s += strspn(s, delim), sort of). - */ -cont: - c = *s++; - for (spanp = (char *)delim; (sc = *spanp++) != 0; ) - { - if (c == sc) - { - goto cont; - } - } - - if (c == 0) /* no non-delimiter characters */ - { - *last = NULL; - return NULL; - } - tok = s - 1; - - /* - * Scan token (scan for delimiters: s += strcspn(s, delim), sort of). - * Note that delim must have one NUL; we stop if we see that, too. - */ - for (;;) - { - c = *s++; - spanp = (char *)delim; - do - { - if ((sc = *spanp++) == c) - { - if (c == 0) - { - s = NULL; - } - else - { - char *w = s - 1; - *w = '\0'; - } - *last = s; - return tok; - } - } - while (sc != 0); - } - /* NOTREACHED */ -} - -#endif - -/* - * Local variables: - * tab-width: 4 - * c-basic-offset: 4 - * End: - * vim600: sw=4 ts=4 fdm=marker - * vim<600: sw=4 ts=4 - */ |